Ducks in autumn and winter are fed with fattening, which means that ducks can quickly gain weight and fatten in a short period of time by means of excessive supply of heat and protein.

Feeding can be started when the duck reaches 50-60 days of age and weighs about 1.5 kg. Generally.......

The Mallard duck originally inhabits the reeds near shallow rivers and beaches, lakes, reservoirs and other waters where rivers and rivers are prosperous. Sexual activity, multiple habitats. Good flying and swimming, school feeding, staple food aquatic plants shoots, stems, leaves, seeds, grai.......

1, raw materials: strawberries, sugar, citric acid, sodium benzoate, pectinase.

2. Process flow: Raw material selection → Cleaning → Crushing Enzyme → Juice extraction → Degassing → Clarification → Blending → Sterilization → C.......

1. Why is the mechanization degree of vegetable production in our country relatively low?
Vegetables are one of the fastest-growing economic crops in recent years in China. Due to their wide variety, complicated cultivation techniques, and wide geographical areas, they have caused difficu.......

The poor or poor flowering time of hybrid maize seed production directly affects the seed yield. Therefore, it is very important to do a good job of forecasting the flowering period and applying the flower timing adjustment technology to ensure that the parents meet during the flowering period.......

Kelp powder is a good form of processing, convenient storage, transportation and sales, but also can be further processed into other foods.

Process flow raw seaweed → washing → soaking → dislocation → drying → chopping → drying → crushi.......

Mechanized straw returning technology is a time-saving, highly-efficient and environmentally-friendly advanced technology and is well received by farmers. In order to help the operators to use the straw to return the crops to the field and give full play to their performance, the knowledge.......

Heterologous seed storage is an important part of grain harvest, and many farmers’ friends have caused unnecessary losses because they do not pay attention to seed storage and storage. Storage seeds should pay attention to the following matters:
First, use sturdy, safe, moisture-pr.......

Transmission section

(1) Skip block 1) Excessive gear tooth wear 2) Worn fork shaft positioning groove wear 3) Positioning spring soft 4) The gear shift lever and the fork required position do not correspond (2) Difficult to hang gear or hang up 1) Gear lever bending 2) Gear tooth .......

Good protection of natural enemies of pests in orchards can effectively curb pests and protect the environment. There are four main protection methods for natural enemies: one is grass cultivation in orchards. It is the cultivation of beneficial grass species between fruit trees, which is .......

Going into the summer, goats tend to fall out. The reason is mainly due to the fact that the climate is caused by high temperature and high humidity, so that the intake of feed is reduced, and the daily intake of nutrients is not enough. To change this situation, we must take measures from thr.......

The hornbill fish is a member of the genus Erythrophagoidea. Because of the similarity between the silvery gray fish and the silver fish, the masses call it "white."

First, living habits

Gracilaria is an offshore warm-water fish. I like to inhabit the sea area where.......